Alexandre Rojey
98Patents
23h-index
53Co-inventors
91Inventor score
Filing activity: Jun 9, 1976 → May 6, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6505683B2 | Process for purification by combination of an effluent that contains carbon dioxide and hydrocarbons | Emerging Cross-Sectional Technologies | 108 | Expired |
| US7846979B2 | Process for the production of synthesis gas with conversion of CO2 into hydrogen | Emerging Cross-Sectional Technologies | 91 | Active |
| US4925459A | Process for separation of the constituents of a mixture in the gas phase using a composite membrane | Chemistry; Metallurgy | 70 | Expired |
| US6325147A | Enhanced oil recovery process with combined injection of an aqueous phase and of at least partially water-miscible gas | Fixed Constructions | 50 | Expired |
| US5651269A | Method and apparatus for liquefaction of a natural gas | Mechanical Engineering; Lighting; Heating | 47 | Expired |
| US6442969B1 | Process and device for separation of at least one acid gas that is contained in a gas mixture | Emerging Cross-Sectional Technologies | 40 | Expired |
| US4433554A | Process for producing cold and/or heat by use of an absorption cycle with carbon dioxide as working fluid | Emerging Cross-Sectional Technologies | 37 | Expired |
| US4624305A | Heat exchanger with staggered perforated plates | Emerging Cross-Sectional Technologies | 36 | Expired |
| US5316628A | Process and device for the simultaneous transfer of material and heat | Emerging Cross-Sectional Technologies | 36 | Expired |
| US5252229A | Method and a device for separating a continuous fluid phase from a dispersed phase | Emerging Cross-Sectional Technologies | 33 | Expired |
| US5718126A | Process and device for liquefying and for processing a natural gas | Mechanical Engineering; Lighting; Heating | 33 | Expired |
| US5816280A | Process for transporting a fluid such as a dry gas likely to form hydrates | Emerging Cross-Sectional Technologies | 32 | Expired |
| US5466384A | Device and process for carrying out phase separation by filtration and centrifugation | Mechanical Engineering; Lighting; Heating | 29 | Expired |
| US6105389A | Method and device for liquefying a natural gas without phase separation of the coolant mixtures | Mechanical Engineering; Lighting; Heating | 28 | Expired |
| US5979180A | Process and device for treating a gas by refrigeration and contact with a solvent | Emerging Cross-Sectional Technologies | 27 | Expired |
| US4575387A | Process for separating a multi-component gaseous mixture | Emerging Cross-Sectional Technologies | 27 | Expired |
| US5782958A | Process for the dehydration, deacidification and stripping of a natural gas, utilizing a mixture of solvents | Chemistry; Metallurgy | 25 | Expired |
| US4771826A | Heat exchange device useful more particularly for heat exchanges between gases | Emerging Cross-Sectional Technologies | 25 | Expired |
| US7703271B2 | Cogeneration method and device using a gas turbine comprising a post-combustion chamber | Emerging Cross-Sectional Technologies | 24 | Expired |
| US5127231A | Process and apparatus for transporting and treating a natural gas | Mechanical Engineering; Lighting; Heating | 24 | Expired |
| US4771824A | Method of transferring heat from a hot fluid A to a cold fluid using a composite fluid as heat carrying agent | Mechanical Engineering; Lighting; Heating | 24 | Expired |
| US4422297A | Process for converting heat to mechanical power with the use of a fluids mixture as the working fluid | Mechanical Engineering; Lighting; Heating | 23 | Expired |
| US4762172A | Heat exchange device of the perforated plate exchanger type with improved sealing | Emerging Cross-Sectional Technologies | 23 | Expired |
| US5797981A | Process for de-acidifying a gas for production of concentrated acid gases | Performing Operations; Transporting | 22 | Expired |
| US5055178A | Process for extraction of water mixed with a liquid fluid | Chemistry; Metallurgy | 22 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.